The authentification mechanism changed and now it looks for admin membership. Are you a member of that group?
** Changed in: gnome-system-tools (Ubuntu) Assignee: (unassigned) => Ubuntu Desktop Bugs Status: Unconfirmed => Needs Info -- time-admin, menu items as installed in edgy does not gksu, and so fails https://launchpad.net/bugs/63895 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs